Patent US3389403A successfully refreshed from Google Patents.
US3389403A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Laser beam recorder with means to compensate for change in angular velocity of swept beam
Assignee: Dresser Industries Inc
•
Filing: 1966-09-06
•
Granted: 1968-06-18
•
Expires: 1986-09-06
Abstract
No abstract record available.
Inventors
- 👤 Jerry M Cottingham
- 👤 Rolon Arnaldo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:43
CPC Classifications
G; G01; G01D; G01D15/00; G01D15/14; G06; G06F; G06F3/00; G06F3/002; G06K; G06K15/00; G06K15/02; G06K15/12; G06K15/1204; G06K15/1219; G06K15/22; G06K15/225
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-06-18 | 1971-12-18 | 1972-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-18 | 1975-12-18 | 1976-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-18 | 1979-12-18 | 1980-06-18 | $7700.00 | Window Closed / Lapsed |